that was an act of war under international law. it's a reason for going to war. nasser did not want the u.n. forces to be moved because he knew once they were removed, he as an egyptian would not be able to sit there and watch israeli boats pass by. he would have to blockade the straits again and that could cause a war. he sent instructions to his officers who were to meet with the heads of unef telling them we want to you move back from the border but stay in sharmelshef and stay in gaza. amir changed the orders. he wanted to regain glory he lost in the 1956 war. he changed the orders. we know this for fact. we have the protocol from the meeting. egyptians who came to the u.n. forces in sinai said we need you to turn out entirely. at the same time, amir sent egyptian paratroopers to occupy the region. once he did that -- >> where did you find this information? >> we found this information in the u.n. archives. u.n. archives operate according to the 30-year rule. they're in terrible disarray. there are thousands upon thousands of documents on stacks on the floor.